RV Antifreeze
I just came from an RV repair place and the owner warned me not to use RV antifreeze containing alcohol because it deteriorates the rubber seals. He then went into a sales pitch for his own rv antifr...
Forum Discussion
JMHO but why worry about P-trap freeze. There is adequate diameter and plenty of room for expansion in both directions. My traps have frozen many,many times with no damage.
